Home / 112,862.24-169,371.26-38,990.24

Finding the Fourth Proportional to 112,862.24, 169,371.26 and 38,990.24

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Solution

The fourth proportional to 112,862.24, 169,371.26 and 38,990.24 is: 58,512.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,862.24 : 169,371.26 = 38,990.24 : x
  2. Step 2: Convert to fraction form
    112,862.24/169,371.26 = 38,990.24/x
  3. Step 3: Cross multiply
    112,862.24x = 169,371.26 × 38,990.24
  4. Step 4: Simplify right side
    112,862.24x = 6,603,826,076.50
  5. Step 5: Solve for x
    x = 6,603,826,076.50/112,862.24
  6. Step 6: Final answer
    x = 58,512.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.